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The correct order of Melting Point is 

Option: 1

Po>Te>Se>S


Option: 2

Te>Po>Se>S


Option: 3

Te>Se>S>Po


Option: 4

Se>Po>Te>S


Answers (1)

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As we learnt

Melting and boiling point points of oxygen family -

 

The melting point and boiling points increases on moving down the group 

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the atoms are arranged in chain like fashion inside hexanol unit cells chains are limked to each other forming branches . Hence it has higher M.P than po 

Po has higher M.P tahn Se and Se has higher M.P than S 

Posted by

Kuldeep Maurya

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